Rspamd

Rspamd is an advanced spam filtering system that allows evaluation of messages by a number of rules including regular expressions, statistical analysis and custom...

Free Open Source Linux BSD

MailScanner

MailScanner is a open source email security system design for Linux-based email gateways. It is used at over 30,000 sites around the world, protecting top government...

Free Open Source Linux

Proxmox Mail Gateway

Proxmox Mail Gateway helps you protect your business against all email threats like spam, viruses, phishing and trojans at the moment they emerge. The flexible...

Commercial Linux Self-Hosted

SpamSieve

Save time by adding powerful spam filtering to the e-mail client on your Mac. One of the only standalone spam filtering softwares for Mac.

Commercial Mac

bogofilter

Bogofilter is a mail filter that classifies mail as spam or ham (non-spam) by a statistical analysis of the message's header and content (body). The program is able...

Free Open Source Mac Linux BSD

Mailwasher

Over 8 million people use MailWasher as their spam filter Introducing MailWasher, the leader in spam filter software, and the easiest way to check and manage your...

• SpamAssassin is server-based, while Mailwasher runs on email clients. Guest • Mar 2016 • 2 agrees and 0 disagrees Disagree   Agree
• It actually allows the user to scan email on the server, prior to dowliading it with client software. Guest • May 2017 • 1 agrees and 0 disagrees Disagree   Agree
• client software vs server software Guest • Aug 2016 Disagree   Agree

Freemium Windows Linux

Spam Reader

Spam Reader is a free anti-spam add-on for Microsoft Outlook. The software uses the most reliable approach to block junk emails - Bayesian algorithm based on statistical...

Freemium Windows

Spamfence.net

Professional e-mail security free for private use: With Spamfence.net eleven offers the professional e-mail security of the spam filter and e-mail categorisation service...

Free Personal Web

Symantec Messaging Gateway

Anti-spam gateway blocks more than 99% of spam with less than one in 1 million false positives and real-time automatic updates. Antispam filtering engine powered by...

Commercial Windows

BitNinja.io

BitNinja is the first integrated server defense network, can be installed within 1 minute on any servers and it provides immediate protection against 99% of server...

• It is a system security tool, not a spam killing tool samwebb • May 2018 • 3 agrees and 0 disagrees Disagree   Agree

Commercial $ $ $ Linux

BullGuard Spamfilter

Most people find spam e-mails the biggest nuisance on the Internet. Today, spam e-mails account for over 80% of all e-mail traffic and their volumes increase daily....

• Discontinued BullGuard Spamfilter was discontinued on 12 July 2013. The product is no longer available on the official website.

Free Windows Microsoft Office Outlook Thunderbird

Altospam

ALTOSPAM is an integrated SaaS software protecting your email from spams, viruses, scams and phishing. It allows companies owning at least one domain name to secure its...

Commercial $ $ $ Web Self-Hosted

MailRoute

MailRoute provides a hosted service for mail protection from virus and spam. MailRoute is a secure, hosted cloud email filtering service that you can have up and...

Commercial Web

Happy Moose

Happy Moose is a super-efficient cloud anti-SPAM solution for organizations. It stops up to 99.7% of SPAM, and no false positives. It means that you don't need to...

Commercial Mac Windows Linux Web

xTerminator

This program helps you block spam and worms before they reach your mailbox.

Free Windows